CVE-2023-6931

Name	CVE-2023-6931
Description	A heap out-of-bounds write vulnerability in the Linux kernel's Performance Events system component can be exploited to achieve local privilege escalation. A perf_event's read_size can overflow, leading to an heap out-of-bounds increment or write in perf_read_group(). We recommend upgrading past commit 382c27f4ed28f803b1f1473ac2d8db0afc795a1b.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-3710-1, DLA-3711-1, DSA-5593-1, DSA-5594-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
linux (PTS)	bullseye	5.10.223-1	fixed
	bullseye (security)	5.10.226-1	fixed
	bookworm	6.1.115-1	fixed
	bookworm (security)	6.1.119-1	fixed
	sid, trixie	6.11.10-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin
linux	source	buster	4.19.304-1	DLA-3710-1
linux	source	bullseye	5.10.205-2	DSA-5594-1
linux	source	bookworm	6.1.69-1	DSA-5593-1
linux	source	(unstable)	6.6.8-1
linux-5.10	source	buster	5.10.205-2~deb10u1	DLA-3711-1

https://git.kernel.org/linus/382c27f4ed28f803b1f1473ac2d8db0afc795a1b (6.7-rc5)